npm package
Homeis
The 'is' package is a comprehensive JavaScript type testing library that provides a variety of functions to check the types and properties of values. It is useful for ensuring data integrity and type correctness in applications. This library can be integrated into any JavaScript project that requires type validation.
- lurq health score
- 46/100
- Confidence
- proven
- Weekly downloads
- 2,701,745
- Latest version
- 3.3.2
- Last release
- Jul 19, 2025
- License
- MIT
Should you depend on is?
lurq's verdict: low
- No known advisories
Check this from your coding agent
This page is a daily snapshot. lurq's verify tool checks is at the exact version your agent is about to install, and compat checks it against the rest of your stack. One command connects Claude Code, Cursor, VS Code and other agents:
npx lurqrun
Free to start. Quickstart
Other testing packages lurq scores
- fast-check94/100 · proven
- marked93/100 · proven
- @nestjs/testing93/100 · proven
- @middy/util93/100 · proven
- mocha91/100 · proven
Scored from public signals (npm registry, GitHub, deps.dev and advisory databases). Data as of Sep 12, 2026; this page refreshes every 24 hours. Source repository.